DNS response history for dns1.ct.web.com

dns1.ct.web.com is a DNS nameserver monitored by NameServerHistory. This page provides historical DNS response-time data, nameserver uptime signals, DNS latency observations, resolved IP history, successful response counts, failed response counts, and reliability indicators for this nameserver.

The selected UTC date is 2026-08-20. For this date, NameServerHistory found 57 DNS check records, 56 successful responses, 1 failed responses, and 282 ms average response time. Current selected-date status: At least one successful DNS response was recorded for the selected date.

  • Use this report to investigate historical DNS uptime and nameserver reliability.
  • Compare DNS latency changes, failed DNS checks, and response behavior over time.
  • Review the latest resolved IP address and raw DNS check history for dns1.ct.web.com.
Records on Selected Date

57

Historical checks stored for this nameserver on selected date

Average Latency

282 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-20 23:59

All timestamps shown in UTC

Latest Resolved IP on Selected Date

63.123.39.253

Most recently resolved hosting IP on selected date

Successful Responses

56

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

2%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for dns1.ct.web.com

Showing DNS history for 2026-08-20 UTC. Newest records appear first.

Latency bars are scaled to a maximum of 5000 ms for quick visual comparison.

# Query Time (UTC) Correlation ID Latency Response IP Address
57 2026-08-20 23:59 639228670775860800
6 ms 63.123.39.253
56 2026-08-20 23:08 639228639850033448
8 ms 63.123.39.253
55 2026-08-20 22:52 639228630204271870
2028 ms 63.123.39.253
54 2026-08-20 22:35 639228620295091135
34 ms 63.123.39.253
53 2026-08-20 22:19 639228610298336915
14 ms 63.123.39.253
52 2026-08-20 21:26 639228578917047616
8 ms 63.123.39.253
51 2026-08-20 21:10 639228569046445709
5 ms 63.123.39.253
50 2026-08-20 20:53 639228558946830986
18 ms 63.123.39.253
49 2026-08-20 20:36 639228548977359217
4 ms 63.123.39.253
48 2026-08-20 19:44 639228517494157668
40 ms 63.123.39.253
47 2026-08-20 19:27 639228507374116892
43 ms 63.123.39.253
46 2026-08-20 19:10 639228497315154893
31 ms 63.123.39.253
45 2026-08-20 18:54 639228487287648341
6 ms 63.123.39.253
44 2026-08-20 18:01 639228455828123788
6 ms 63.123.39.253
43 2026-08-20 17:45 639228445900082244
77 ms 63.123.39.253
42 2026-08-20 17:28 639228435866352323
2037 ms 63.123.39.253
41 2026-08-20 17:11 639228425802273151
19 ms 63.123.39.253
40 2026-08-20 16:18 639228393616324230
23 ms 63.123.39.253
39 2026-08-20 16:01 639228383590408693
31 ms 63.123.39.253
38 2026-08-20 15:44 639228373471467474
8 ms 63.123.39.253
37 2026-08-20 15:27 639228363426647311
39 ms 63.123.39.253
36 2026-08-20 14:34 639228331681701910
25 ms 63.123.39.253
35 2026-08-20 14:18 639228321714746824
36 ms 63.123.39.253
34 2026-08-20 14:01 639228311652090262
7 ms 63.123.39.253
33 2026-08-20 13:44 639228301670088587
7 ms 63.123.39.253
32 2026-08-20 12:52 639228269987976710
-
31 2026-08-20 12:35 639228260009452308
13 ms 63.123.39.253
30 2026-08-20 12:18 639228249661740894
99 ms 63.123.39.253
29 2026-08-20 12:01 639228239552680346
31 ms 63.123.39.253
28 2026-08-20 11:08 639228207667580819
14 ms 63.123.39.253
27 2026-08-20 10:51 639228197494011560
49 ms 63.123.39.253
26 2026-08-20 10:34 639228187497039939
11 ms 63.123.39.253
25 2026-08-20 10:17 639228177408432646
55 ms 63.123.39.253
24 2026-08-20 09:25 639228146356166262
84 ms 63.123.39.253
23 2026-08-20 09:09 639228136541505712
42 ms 63.123.39.253
22 2026-08-20 08:52 639228126519136598
2016 ms 63.123.39.253
21 2026-08-20 08:36 639228116537148885
2011 ms 63.123.39.253
20 2026-08-20 07:44 639228085320764351
60 ms 63.123.39.253
19 2026-08-20 07:27 639228075444604839
128 ms 63.123.39.253
18 2026-08-20 07:11 639228065615498985
84 ms 63.123.39.253
17 2026-08-20 06:54 639228055675321422
28 ms 63.123.39.253
16 2026-08-20 06:02 639228024230839396
26 ms 63.123.39.253
15 2026-08-20 05:46 639228014720406505
73 ms 63.123.39.253
14 2026-08-20 05:30 639228004930827030
2031 ms 63.123.39.253
13 2026-08-20 05:13 639227995103340154
68 ms 63.123.39.253
12 2026-08-20 04:21 639227963811374894
17 ms 63.123.39.253
11 2026-08-20 04:05 639227954132571365
28 ms 63.123.39.253
10 2026-08-20 03:49 639227944541208342
24 ms 63.123.39.253
9 2026-08-20 03:33 639227934657213484
51 ms 63.123.39.253
8 2026-08-20 02:41 639227903628145469
11 ms 63.123.39.253
7 2026-08-20 02:25 639227893995483475
29 ms 63.123.39.253
6 2026-08-20 02:09 639227884280244209
20 ms 63.123.39.253
5 2026-08-20 01:52 639227874371147132
5 ms 63.123.39.253
4 2026-08-20 01:00 639227843224256432
7 ms 63.123.39.253
3 2026-08-20 00:44 639227833720403506
2020 ms 63.123.39.253
2 2026-08-20 00:28 639227824170728278
2017 ms 63.123.39.253
1 2026-08-20 00:13 639227814865867570
57 ms 63.123.39.253